Finding the Fourth Proportional to 16,747.74, 23,111.92 and 9,194.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,747.74 : 23,111.92 = 9,194.12 : x
2. Step 2: Convert to fraction form
   16,747.74/23,111.92 = 9,194.12/x
3. Step 3: Cross multiply
   16,747.74x = 23,111.92 × 9,194.12
4. Step 4: Simplify right side
   16,747.74x = 212,493,765.91
5. Step 5: Solve for x
   x = 212,493,765.91/16,747.74
6. Step 6: Final answer
   x = 12,687.91